%I #5 Mar 31 2012 12:36:00

%S 1250,32042,828804,22837236,624608260,16993352260,462355902596,

%T 12592730376316,342921355920877,9337694288241678,254263229613894979,

%U 6923654028252059932,188532234364421561529,5133759961479300129378

%N Half the number of (n+1)X6 binary arrays with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one

%C Column 5 of A184614

%H R. H. Hardin, <a href="/A184610/b184610.txt">Table of n, a(n) for n = 1..200</a>

%e Some solutions for 3X6

%e ..0..0..1..0..1..1....0..1..1..0..1..0....0..0..0..1..0..1....0..0..0..1..0..0

%e ..0..0..0..1..0..1....1..0..0..0..0..1....0..0..1..0..1..1....0..0..0..0..1..0

%e ..0..0..0..0..1..1....0..1..1..0..0..0....1..0..0..0..1..0....1..0..1..1..0..0

%e ...

%e ...0..1..2..2..3.......2..2..1..1..2.......0..1..2..2..3.......0..0..1..2..1...

%e ...0..0..1..2..3.......2..2..1..0..1.......1..1..1..2..3.......1..1..2..2..1...

%K nonn

%O 1,1

%A _R. H. Hardin_ Jan 18 2011